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Finding the Fourth Proportional to 18,632.00, 27,941.24 and 10,204.76

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Solution

The fourth proportional to 18,632.00, 27,941.24 and 10,204.76 is: 15,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.00 : 27,941.24 = 10,204.76 : x
  2. Step 2: Convert to fraction form
    18,632.00/27,941.24 = 10,204.76/x
  3. Step 3: Cross multiply
    18,632.00x = 27,941.24 × 10,204.76
  4. Step 4: Simplify right side
    18,632.00x = 285,133,667.13
  5. Step 5: Solve for x
    x = 285,133,667.13/18,632.00
  6. Step 6: Final answer
    x = 15,303.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.